<template>
  <div class="search">
  	<div class="search-box-wrapper">
  		<search-box ref="searchBox" @query="onQueryChange"></search-box>
  	</div>
  	<div class="shortcut-wrapper" v-show="!query" ref="shortcutWrapper">
  		<scroll class="shortcut" :data="shortcut" ref="shortcut" :refreshDelay="refreshDelay">
  			<div>
          <div class="hot-key">
            <h1 class="title">热门搜索</h1>
            <ul>
              <li class="item"
                  v-for="item of HotKey"
                  :key="item.id"
                  @click="addQuery(item.k)"
              >
                 <span>{{item.k}}</span>  
              </li>
            </ul>
          </div>
          <div class="search-history" v-show="searchHistory.length">
            <h1 class="title">
                <span class="text">搜索历史</span>
                <span class="clear"  @click='showConfirm'>
                  <i class="icon-clear"></i>
                </span>
              </h1>
              <search-list 
                         @select="addQuery"
                        :searches='searchHistory'
                        @delete='deleteSearchHistory'
              ></search-list>
          </div>    
        </div>
      </scroll>
  	</div>
  	<div class="search-result" v-show="query" ref="searchResult">
  		<suggest :query="query"
               @listScroll="blurInput"
              @select='saveSearch'
              ref="suggest"
      ></suggest>
  	</div>
    <confirm ref="confirm"
             text="是否清空所有搜索历史"
             confirmBtnText="清空"
             @confirm="clearSearchHistory"
    ></confirm>
  	<router-view></router-view>
  </div>
</template>

<script>
import SearchBox from "base/search-box/search-box"
import {getHotKey} from 'api/search'
import {ERR_OK} from 'api/config'
import Suggest from 'components/suggest/suggest'
import SearchList from 'base/search-list/search-list'
import Confirm from 'base/confirm/confirm'
import {mapActions} from 'vuex'
import scroll from 'base/scroll/scroll'
import {playlistMixin,searchMixin} from'common/js/mixin'

export default {
  name: 'Search',
  mixins: [playlistMixin,searchMixin],
  created() {
  	this._getHotKey()
  },
  data() {
  	return {
  		HotKey: [],
  		query: ''
  	}
  },
  computed: {
    shortcut() {
      return this.HotKey.concat(this.searchHistory)
    },
  },
  methods: {
     handlePlaylist(playlist) {
      const bottom =playlist.length > 0 ? '60px':''
      this.$refs.shortcutWrapper.style.bottom = bottom
      this.$refs.shortcut.refresh()
      this.$refs.searchResult.style.bottom = bottom
      this.$refs.suggest.refresh()
    },
    showConfirm() {
      this.$refs.confirm.show()
    },
  	_getHotKey() {
  		getHotKey().then((res) => {
  			if(res.code === ERR_OK) {
  				this.HotKey= res.data.hotkey.slice(0,10)
  			}
  		})
  	},
    ...mapActions([
        'clearSearchHistory'

    ])
  },
  watch: {
    query(newQuery) {
      if(!newQuery) {
        setTimeout(() => {
          this.$refs.shortcut.refresh()
        },20)
      }
    }
  },
  components: {
  	SearchBox,
  	Suggest,
    SearchList,
    Confirm,
    scroll
  }
}
</script>

<style scoped lang='stylus' rel="stylesheet/stylus">
@import "~common/stylus/variable"
@import "~common/stylus/mixin"
  .search
    .search-box-wrapper
      margin: 20px
    .shortcut-wrapper
      position: fixed
      top: 178px
      bottom: 0
      width: 100%
      .shortcut
        height: 100%
        overflow: hidden
        .hot-key
          margin: 0 20px 20px 20px
          .title
            margin-bottom: 20px
            font-size: $font-size-medium
            color: $color-text-l
          .item
            display: inline-block
            padding: 5px 10px
            margin: 0 20px 10px 0
            border-radius: 6px
            background: $color-highlight-background
            font-size: $font-size-medium
            color: $color-text-d
        .search-history
          position: relative
          margin: 0 20px
          .title
            display: flex
            align-items: center
            height: 40px
            font-size: $font-size-medium
            color: $color-text-l
            .text
              flex: 1
            .clear
              extend-click()
              .icon-clear
                font-size: $font-size-medium
                color: $color-text-d
    .search-result
      position: fixed
      width: 100%
      top: 178px
      bottom: 0
</style>
